[  915.530200][    C1] tc mirred to Houston: device veth2 is down
[  916.070146][    C1] tc mirred to Houston: device veth2 is down
[  916.373138][    C1] tc mirred to Houston: device veth3 is down
[  916.391164][    C1] tc mirred to Houston: device veth2 is down
[  916.519193][    C1] tc mirred to Houston: device veth2 is down
[  916.566173][    C3] tc mirred to Houston: device veth3 is down